Crash impact characteristics of helicopter composite. Pdf crashworthiness requirement of fuel tanks is one of the important requirements in helicopter. Ahs transformative vertical flight workshop 18 jan18 jwp. Crashworthiness h v f 1970stoday h applies also to commercial aircraft v applies also to military aircraft f applies also to general aviation aircraft 3 6 1 2 n a s a a e r o n a u t i c s r e s e a r c h o n b o a r d decades of contributions to rotorcraft aviation research aircraftwind tunnelssimulators 1970stoday 10 glass cockpit.
Armys newest transport helicopter, the uh60 blackhawk, was designed to pro vcz i i a significant amount of protection for aircraft occupants in case of a crash. Fsxxi uh 60 nvg study guide fsxxi uh 60 nvg daily questions fm 304. Cockpitbubble covers the sikorsky uh60, hh60, mh60, blackhawk, s70, etc. Classroom training handson training video training uh 60al systems familiarization course 1 15. Pdf rotorcraft full spectrum crashworthiness and occupant. Helicopter crashworthiness flight safety foundation. The lowstress way to find your next uh60 pilot job opportunity is on simplyhired. Armys newest transport helicopter, the uh 60 blackhawk, was designed to pro vcz i i a significant amount of protection for aircraft occupants in case of a crash. Basic principles of helicopter crashworthiness dtic. This report describes the four major modifications to the model. The sikorsky uh 60 black hawk has become a workhorse for the united states and other military forces the world over. This download has 108 manuals for the care and maintenance of the uh 60 blackhawk helicopter which is a frontline utility helicopter used for air assault, air cavalry, and aeromedical evacuation units. Sikorsky uh60 black hawk mediumlift transport helicopter.
This paper uses data gained from the investigation of crashes of these helicopters to illustrate basic crashworthiness principles and to demonstrate their effectiveness when systematically incorporated into. The luh is effective for air movement and aerial sustainment missions, but does not meet its. Based on its battleproven predecessors, the uh60 black hawk utility helicopter and the u. Overspeed protection np solenoid activation from ecu signal to limit fuel flow. Aviation life support equipment alse and crashworthy seating protect the crew and.
The advanced technology of the crashworthiness design was first adopted in u. Likewise, the uh 60 black hawk exceeded the comparable speeds for the uh 1 huey helicopter. The uh60a energy attenuating crew seat has a maxi mum of 16. Army uh 60 black hawk and ah64 apache helicopters were the first helicopters built to modem crashworthiness specifications 20. Helicopter crashworthiness aviation safety and security archives. Small airplane crashworthiness design guide national institute for.
During the war of 1812, he fought for the british under the leadership of the famous tecumseh. Ah64 apache helicopters were the first helicopters built to modem crashworthiness specifications. It can fly programmed search patterns for one hour at 185 nautical miles 343 km with standard fuel and 320 nautical miles 593 km with aux fuel. The uh60 black hawk is a twin engine, single rotor helicopter that is designed. The army designated the prototype as the yuh60a and selected the black hawk as the winner of the program in 1976, after a flyoff.
Uh 60 helicopter wexternal fuel tank uh 1s wexternal fuel tank 3 f111 crew capsule 50hover test xfv12a fuel bladder drop tests 3 pallet testing for remote controlled vehicle 5 landir military rotorcraft crashworthiness research. Luh in mission configuration is hotter than the uh60, uh1, and oh58ac cockpit heated as much as 1524 f above outside air temperature, while the cabin area heated as much as. Sikorsky submitted the s70 design for the united states armys utility tactical transport aircraft system uttas competition in 1972. Destruction notice destroy by any method that will prevent disclosure of contents or reconstruction of the document. Ac was chalk 2 in the second serial of 3 uh 60 s inserting 82nd abn troopers into a lz about 25 mi sw of baghdad. Pdf simulation and analysis of crashworthiness of fuel tank for. Armys primary mediumlift utility transport and air assault aircraft. Army uh60 black hawk and ah64 apache helicopters were the first helicopters built to modern crashworthiness specifications. Army reservepuerto rico in a uh60 black hawk from san juan to ceiba puerto rico.
Combat data indicate that the uh 60 can survive some hits from rocket propelled grenades rpgs, and improvements in the uh 60m safety and crashworthiness features enhance crew survivability in. Uh60 fsxxi runup through shutdown air crew coordination 8. This led to the consideration of additional protective devices such as airbags. Pdf simulation and analysis of crashworthiness of fuel. The effectiveness of the crashworthiness concepts incorporated into the uh 60 and ah64 has been proven in. The purpose of this document is to establish fullspectrum crashworthiness criteria for implementation starting in the initial stages of system design for a wide range of rotorcraft classes, types, configurations, and operating conditions that continue over the life cycle of the rotorcraft system. The uh72a lakota light utility helicopter luh is effective in the performance of light utility missions, but is not effective for use in hot environments or for medical evacuation of two litter patients requiring critical medical care.
This manual supersedes tm 1152023710, dated 17 april 2006, including all changes. It was a 0% illum night with little to no wind into heavy dust. Do not calculate a new life limit for the part where the model sh 60 life limit is higher than the life limit on models s70, s70a, and s70c. Windshieldnose cover is designed to cover the windshield and side windows of the cockpit, and extends forward to cover the nose. The sikorsky uh 60 black hawk is a fourblade, twinengine, mediumlift utility helicopter manufactured by sikorsky aircraft. Uttas win sparked black hawk series sikorsky archives. Army uh60 black hawk and ah64 apache helicopters and it was demonstrated that crash survival rate is. Its capabilities have increased her roles to include special operations assignments, assault, medevac, command and control and vip transport duty on top of her inherent trooptransport capabilities. The uh 60 black hawk was the first helicopter designed with crashworthiness as one the primary design objectives. The sikorsky uh 60 black hawk is a fourbladed, twinengine, mediumlift utility helicopter manufactured by sikorsky aircraft. In 1832 he precipitated the black hawk war when the u. Navys multimission sh60b seahawk helicopter, the mh60s provides stateoftheart controls, displays and decision aids as well as a sophisticated, fullyintegrated sensor suite. Dlstrlbutlonlavallablllty of abstract unaafsifledajnllmlted 0 same as rpt. Pilot reading checklist action pilot responding copilots collective extended and locked.
Uh 60 systems study hmu pou mops main fuel sequencing for engine starting and operation 12 fuel injectors. Name of responsible individual this paper uses data gained from the 21. Analysis of seating and restraint limitations restricting total body. Note that the ah64 apache and the uh60 black hawk helicopters were designed to meet crashworthiness certification requirements, whereas the ah1 cobra. Our oem periodic maintenance kits are designed to improve readiness, lower maintenance costs and increase reliability. Sikorsky international black hawk helicopter s70a technical. Uh60 rotorcraft, whereas future vertical lift requirements co uld necessitate large e. Army uh 60p korea s70a firehawk various operators mh60k special operations u. Army uh60s have had their esss modified into the crashworthy external. Army brazil brunei the black hawk chile hong kong japan jordan malaysia mexico morocco philippines turkey s70c brunei prc taiwan uh 60al fms bahrain colombia egypt israel saudi arabia h 60 s70a lineage s70a international black. Learn vocabulary, terms, and more with flashcards, games, and other study tools. If the number of hours of a part is unknown, that part cannot be installed on a sikorsky model s70, s70a, or s70c helicopter. Basic principles of crashworthiness semantic scholar. The sikorsky uh60 black hawk is a fourblade, twinengine, mediumlift utility helicopter.
Incorporation of the uh 60 s pitch bias actuator as part of the stability and control augmentation system. Army national guard work to prepare a uh 60 black hawk from detachment 2, company f, 1171st general support aviation battalion, s. Advances in rotorcraft crashworthiness trends leading to. Costsbenefits analysisthe cost benefits analysis cba has been executed in a 3step procedure. Crashworthiness was greatly improved in the 1970s with the fielding of the sikorsky uh 60 black hawk and the boeing ah64 apache helicopters. Predesign study for a modern 4bladed rotor for the rsra. Note that the ah64 apache and the uh 60 black hawk helicopters were designed to meet crashworthiness certification requirements, whereas the ah1 cobra and the uh 1 huey were not. Uh 60 rotorcraft, whereas future vertical lift requirements co uld necessitate large e. Army uh 60 black hawk and ah64 apache helicopters were the first helicopters built to modern crashworthiness specifications. Primary crash injuries were reduced, but secondary injuries within the cockpit continued to occur. The crash occurred on landing when the crew didnt pick up the right lateral drift that was happening. Sikorsky uh60 black hawk wikimili, the best wikipedia reader. H60 black hawk crashworthy external fuel system cefs pdf.
Uh 60 blackhawk helicopter repair and maintenance manuals. Uh60 black hawk engineering simulation program volume iibackground report. S army fleet in 1979 and has been extremely successful both in terms of operational capability and crashworthiness in training and in hostile environments 16,17. Cost and effectiveness analysis of the ah64 and uh60 on. Uh60 black hawk engineering simulation program volume imathematical model.
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